Download PDF by Sunny Kumar Aditya: Android SQLite Essentials

About This Book

Develop database-driven Android purposes and remain sooner than the curve

Explore the easiest innovations to take advantage of cursors and loaders to accomplish optimal results

A step by step method of use SQLite for construction Android applications

Who This ebook Is For

This is a perfect publication for Android programmers who are looking to discover SQLite databases in line with Android purposes. the overall competency point anticipated of the reader is earlier wisdom of constructing purposes and simple wisdom of Android and SQL.

In Detail

SQLite is an open resource relational database administration process. Android makes use of the SQLite database to shop and retrieve facts again and again. the driver in the back of the platform is the database, permitting a myriad of decisions for builders making state-of-the-art applications.

Android SQLite necessities makes a speciality of the middle recommendations in the back of construction database-driven purposes. This e-book covers the fundamental and complex issues with identical simplicity and element, on the way to let readers to quick clutch and enforce the recommendations to construct an program database.

This ebook takes a hands-on, example-based method of support readers comprehend the center issues of SQLite and Android database-driven functions. This ebook specializes in giving you latent in addition to common wisdom approximately practices and techniques in the direction of improvement in an simply comprehensible manner.

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Extra resources for Android SQLite Essentials

Example text

This will support both single-column and composite (multiple-column) primary keys. Constraints such as UNIQUE, NOT NULL, CHECK, and FOREIGN KEY are supported. In some cases, the table will be a WITHOUT ROWID table. The following is a simple SQLite statement to create a table: String databaseTable = "CREATE TABLE " + TABLE_CONTACTS +"(" + KEY_ID + " INTEGER PRIMARY KEY," + KEY_NAME + " TEXT," + KEY_NUMBER + " INTEGER" + ")"; Here, CREATE TABLE is the command to create a table with the name TABLE_CONTACTS.

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A CREATE TABLE command describes the following attributes of the new table that is being created: The name of the new table. Tables may be generated in the main database, the temp database, or in any database attached. The name of each column in the table. The declared type of each column in the table. A default value or expression for each column in the table. A default relation sequence to be used with each column. This will support both single-column and composite (multiple-column) primary keys.